package com.rivulet.doj_backend.service;

import com.rivulet.doj_backend.pojo.Competition;
import com.rivulet.doj_backend.pojo.User;
import com.rivulet.doj_backend.tools.ResultFul;

import java.util.List;

public interface CompetitionService {
    List getCompetition(Integer user_id);
    public ResultFul addCompetition(Integer competition_id, Integer user_id);
}
